Sawhorse side support structure



FIG. 1 is a front upper right perspective view of an sawhorse side support structure showing my new design, the front upper left view being a mirror image;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a left side view thereof. 

CLAIM The ornamental design for an sawhorse side support structure, as shown and described. 